diff --git a/.github/workflows/pull-request.disabled_yml b/.github/workflows/pull-request.yml
similarity index 100%
rename from .github/workflows/pull-request.disabled_yml
rename to .github/workflows/pull-request.yml
diff --git a/index.js b/index.js
index d45da8e..8f122ab 100644
--- a/index.js
+++ b/index.js
@@ -118,7 +118,7 @@ const workspace = process.env.GITHUB_WORKSPACE;
   console.log('version action after final decision:', version);
 
   // case: if nothing of the above matches
-  if (version === null) {
+  if (!version) {
     exitSuccess('No version keywords found, skipping bump.');
     return;
   }
diff --git a/tests/end-to-end/config.yaml b/tests/end-to-end/config.yaml
index 0ecb15e..afd901e 100644
--- a/tests/end-to-end/config.yaml
+++ b/tests/end-to-end/config.yaml
@@ -101,12 +101,12 @@ suites:
               env:
                 GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
               with:
-                default: minor
+                default: null
                 patch-wording: patch
     tests:
       - message: no hint
         expected:
-          version: 4.1.0
+          version: 4.0.1-pre.0
       - message: patch
         expected:
           version: 4.1.1